package org.xfg.domain.active.service.quota.rule;

/**
 *  下单规则责任链抽象类
 */
public abstract class AbstractActionChain implements IActionChain{

    private IActionChain next;

    @Override
    public IActionChain next() {
        return next;
    }

    @Override
    public IActionChain appendNext(IActionChain next) {
        this.next = next;
        return next;
    }

}
